Perhaps you should try some spelling variations:
"online chapter5 research elements" » "online chapter research elements", "online chapter1 research elements", "online chapter6 research elements", "online chapter5 research experiments", "online chapter5 research effects", "online chapter5 research students", "online chapters research elements", "online chapter9 research elements"
"online live search document" » "online lives search document", "online life search document", "online eine search document", "online line search document", "online file search document", "online elusive search document"

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"online live search document\") OR (\"online chapter5 research elements\"))*".
• Removing quotes may allow a broader search: (( online live search document ) OR ( online chapter5 research elements ))*.